It is the intention hereof that any pledge, mortgage, deed of trust or security instrument made by or for the benefit of the authority shall be valid and binding between the parties from the time the pledge, mortgage, deed of trust or security instrument is made; and that the moneys or property so pledged, encumbered, mortgaged or entrusted shall immediately be subject to the lien of such pledge, mortgage, deed of trust or security instrument without any physical delivery thereof or further act.